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* [lpng] Adjustment: Update libpng to version 1.6.37.

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This commit is contained in:
Robert MacGregor 2021-10-12 22:04:36 -04:00
parent c0ff69a2e6
commit 2f3215c4fb
475 changed files with 110673 additions and 2682 deletions
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48
Engine/lib/lpng/pngtest.c
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@ -1,10 +1,10 @@
/* pngtest.c - a simple test program to test libpng
*
* Last changed in libpng 1.6.32 [August 24, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
* Copyright (c) 2018-2019 Cosmin Truta
* Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
* Copyright (c) 1996-1997 Andreas Dilger
* Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
*
* This code is released under the libpng license.
* For conditions of distribution and use, see the disclaimer
@ -345,10 +345,10 @@ count_zero_samples(png_structp png_ptr, png_row_infop row_info, png_bytep data)
#ifdef PNG_IO_STATE_SUPPORTED
void
pngtest_check_io_state(png_structp png_ptr, png_size_t data_length,
pngtest_check_io_state(png_structp png_ptr, size_t data_length,
png_uint_32 io_op);
void
pngtest_check_io_state(png_structp png_ptr, png_size_t data_length,
pngtest_check_io_state(png_structp png_ptr, size_t data_length,
png_uint_32 io_op)
{
png_uint_32 io_state = png_get_io_state(png_ptr);
@ -386,12 +386,12 @@ pngtest_check_io_state(png_structp png_ptr, png_size_t data_length,
#endif
static void PNGCBAPI
pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
pngtest_read_data(png_structp png_ptr, png_bytep data, size_t length)
{
png_size_t check = 0;
size_t check = 0;
png_voidp io_ptr;
/* fread() returns 0 on error, so it is OK to store this in a png_size_t
/* fread() returns 0 on error, so it is OK to store this in a size_t
* instead of an int, which is what fread() actually returns.
*/
io_ptr = png_get_io_ptr(png_ptr);
@ -425,9 +425,9 @@ pngtest_flush(png_structp png_ptr)
* than changing the library.
*/
static void PNGCBAPI
pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
pngtest_write_data(png_structp png_ptr, png_bytep data, size_t length)
{
png_size_t check;
size_t check;
check = fwrite(data, 1, length, (png_FILE_p)png_get_io_ptr(png_ptr));
@ -449,13 +449,13 @@ pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
*/
typedef struct
{
PNG_CONST char *file_name;
const char *file_name;
} pngtest_error_parameters;
static void PNGCBAPI
pngtest_warning(png_structp png_ptr, png_const_charp message)
{
PNG_CONST char *name = "UNKNOWN (ERROR!)";
const char *name = "UNKNOWN (ERROR!)";
pngtest_error_parameters *test =
(pngtest_error_parameters*)png_get_error_ptr(png_ptr);
@ -705,7 +705,7 @@ read_user_chunk_callback(png_struct *png_ptr, png_unknown_chunkp chunk)
* The unknown chunk structure contains the chunk data:
* png_byte name[5];
* png_byte *data;
* png_size_t size;
* size_t size;
*
* Note that libpng has already taken care of the CRC handling.
*/
@ -850,7 +850,7 @@ pngtest_check_text_support(png_structp png_ptr, png_textp text_ptr,
/* Test one file */
static int
test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
test_one_file(const char *inname, const char *outname)
{
static png_FILE_p fpin;
static png_FILE_p fpout; /* "static" prevents setjmp corruption */
@ -957,6 +957,8 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
if (setjmp(png_jmpbuf(write_ptr)))
{
fprintf(STDERR, "%s -> %s: libpng write error\n", inname, outname);
png_free(read_ptr, row_buf);
row_buf = NULL;
if (verbose != 0)
fprintf(STDERR, " destroying read structs\n");
png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
@ -1436,7 +1438,7 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
row_buf = (png_bytep)png_malloc(read_ptr,
png_get_rowbytes(read_ptr, read_info_ptr));
pngtest_debug1("\t0x%08lx", (unsigned long)row_buf);
pngtest_debug1("\t%p", row_buf);
#endif /* SINGLE_ROWBUF_ALLOC */
pngtest_debug("Writing row data");
@ -1490,7 +1492,7 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
row_buf = (png_bytep)png_malloc(read_ptr,
png_get_rowbytes(read_ptr, read_info_ptr));
pngtest_debug2("\t0x%08lx (%lu bytes)", (unsigned long)row_buf,
pngtest_debug2("\t%p (%lu bytes)", row_buf,
(unsigned long)png_get_rowbytes(read_ptr, read_info_ptr));
#endif /* !SINGLE_ROWBUF_ALLOC */
@ -1726,7 +1728,7 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
for (;;)
{
static int wrote_question = 0;
png_size_t num_in, num_out;
size_t num_in, num_out;
char inbuf[256], outbuf[256];
num_in = fread(inbuf, 1, sizeof inbuf, fpin);
@ -1809,11 +1811,11 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
/* Input and output filenames */
#ifdef RISCOS
static PNG_CONST char *inname = "pngtest/png";
static PNG_CONST char *outname = "pngout/png";
static const char *inname = "pngtest/png";
static const char *outname = "pngout/png";
#else
static PNG_CONST char *inname = "pngtest.png";
static PNG_CONST char *outname = "pngout.png";
static const char *inname = "pngtest.png";
static const char *outname = "pngout.png";
#endif
int
@ -2153,4 +2155,4 @@ main(void)
#endif
/* Generate a compiler error if there is an old png.h in the search path. */
typedef png_libpng_version_1_6_34 Your_png_h_is_not_version_1_6_34;
typedef png_libpng_version_1_6_37 Your_png_h_is_not_version_1_6_37;